﻿/**********************************************************************************************************
 * Copyright (c) 2012 Neio Zhou
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
 * associated documentation files (the "Software"), to deal in the Software without restriction, 
 * including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial
 * portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT 
 * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ***********************************************************************************************************/
using System;
using System.Collections.Generic;
using System.Text;
using System.Collections;

namespace Zap
{
    public class CallbackMessage : Message
    {
        public CallbackMessage(String Token)
        {
            this.Token = Token;
        }


        public object ReturnValue { get; set; }

        public Type ReturnType { get; set; }

        public override string ToString()
        {
            StringBuilder sb = new StringBuilder();
            sb.Append(Token);
            sb.Append(spliter);
            sb.Append("Callback");
            sb.Append(spliter);
            sb.Append(ReturnType.Name);
            sb.Append(spliter);
            if (ReturnValue.GetType().IsGenericType || ReturnValue.GetType().IsArray)
            {
                var list = MakeList(ReturnValue);
                int counter = 0;
                foreach (var item in list)
                {
                    counter++;
                    
                    sb.Append(item);
                    
                    if (counter != list.Length)
                        sb.Append(spliter); 
                }
                
                
            }
            else 
            {
                
                sb.Append(ReturnValue);
                
            }
            
            return sb.ToString();
        }

        private String[] MakeList(object obj)
        {
            List<String> values = new List<string>();
            if (obj.GetType().IsArray)
            {
                Array array = obj as Array;
                foreach (var arrElement in array)
                {
                    values.Add( arrElement.ToString());
                }
            }
            else if (obj.GetType().IsGenericType)
            {
                IList array = obj as IList;
                foreach (var arrElement in array)
                {
                    values.Add(arrElement.ToString());
                }
            }
            return values.ToArray();
        }
    }
}
